Death Toll in Dagestan Church and Synagogue Attacks Rises, Officials Say - The New York Times

Despite the dearth of details, the Dagestan attacks have contributed to a sense of the Kremlin's slipping ability to keep a lid on the ethnic and religious tensions that have long festered in the Northern Caucasus. Mr. Putin suppressed the violence two decades ago at the cost of empowering brutal strongmen, abusing human rights and showering it with outsized federal subsidies. 

The challenge is further complicated now, with a draining war in Ukraine taxing the economy and the efficiency of Russia's security apparatus...

https://www.nytimes.com/2024/06/24/world/europe/russia-attack-dagestan.html